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Finding the Fourth Proportional to 17,700.10, 26,525.52 and 14,698.42

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Solution

The fourth proportional to 17,700.10, 26,525.52 and 14,698.42 is: 22,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,700.10 : 26,525.52 = 14,698.42 : x
  2. Step 2: Convert to fraction form
    17,700.10/26,525.52 = 14,698.42/x
  3. Step 3: Cross multiply
    17,700.10x = 26,525.52 × 14,698.42
  4. Step 4: Simplify right side
    17,700.10x = 389,883,233.68
  5. Step 5: Solve for x
    x = 389,883,233.68/17,700.10
  6. Step 6: Final answer
    x = 22,027.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.